PGC Map Catalog
收藏DataONE2020-06-25 更新2024-06-08 收录
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资源简介：
The PGC Map Catalog holds an archive of historical and contemporary polar maps. PGC obtains libraries of paper maps, scans them at a very high resolution, and provides digital copies in many formats, most with accompanying georeferencing information.
创建时间：
2023-11-22
